1/*-
2 * This file is in the public domain.
3 */
4#ifndef _SCSI_SCSI_IU_H
5#define _SCSI_SCSI_IU_H 1
6
7struct scsi_status_iu_header
8{
9 uint8_t reserved[2];
10 uint8_t flags;
11#define SIU_SNSVALID 0x2
12#define SIU_RSPVALID 0x1
13 uint8_t status;
14 uint8_t sense_length[4];
15 uint8_t pkt_failures_length[4];
16 uint8_t pkt_failures[1];
17};
18
19#define SIU_PKTFAIL_OFFSET(siu) 12
20#define SIU_PKTFAIL_CODE(siu) (scsi_4btoul((siu)->pkt_failures) & 0xFF)
21#define SIU_PFC_NONE 0
22#define SIU_PFC_CIU_FIELDS_INVALID 2
23#define SIU_PFC_TMF_NOT_SUPPORTED 4
24#define SIU_PFC_TMF_FAILED 5
25#define SIU_PFC_INVALID_TYPE_CODE 6
26#define SIU_PFC_ILLEGAL_REQUEST 7
27#define SIU_SENSE_OFFSET(siu) \
28 (12 + (((siu)->flags & SIU_RSPVALID) \
29 ? scsi_4btoul((siu)->pkt_failures_length) \
30 : 0))
31
32#define SIU_TASKMGMT_NONE 0x00
33#define SIU_TASKMGMT_ABORT_TASK 0x01
34#define SIU_TASKMGMT_ABORT_TASK_SET 0x02
35#define SIU_TASKMGMT_CLEAR_TASK_SET 0x04
36#define SIU_TASKMGMT_LUN_RESET 0x08
37#define SIU_TASKMGMT_TARGET_RESET 0x20
38#define SIU_TASKMGMT_CLEAR_ACA 0x40
39#endif /*_SCSI_SCSI_IU_H*/